package com.akai.anno;

import com.akai.validation.StateValidation;
import jakarta.validation.Constraint;
import jakarta.validation.Payload;

import java.lang.annotation.*;

@Documented//元注解
@Target({ElementType. FIELD})//元注解
@Constraint(
        validatedBy = {StateValidation.class}
)//提供指定校验规则的类
@Retention(RetentionPolicy.RUNTIME)//元注解 
public @interface State {
    //提供校验失败后的信息
    String message() default "state参数的值只能是已发布或者是草稿";
    //指定分组
    Class<?>[] groups() default {};
    //负载  获取到state注解的附加信息
    Class<? extends Payload>[] payload() default {};
}
